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			251 lines
		
	
	
	
		
			9.4 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
| README.txt: an index to idlelib files and the IDLE menu.
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| 
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| IDLE is Python's Integrated Development and Learning
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| Environment.  The user documentation is part of the Library Reference and
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| is available in IDLE by selecting Help => IDLE Help.  This README documents
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| idlelib for IDLE developers and curious users.
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| 
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| IDLELIB FILES lists files alphabetically by category,
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| with a short description of each.
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| 
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| IDLE MENU show the menu tree, annotated with the module
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| or module object that implements the corresponding function.
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| 
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| This file is descriptive, not prescriptive, and may have errors
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| and omissions and lag behind changes in idlelib.
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| 
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| 
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| IDLELIB FILES
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| Implementation files not in IDLE MENU are marked (nim).
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| Deprecated files and objects are listed separately as the end.
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| 
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| Startup
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| -------
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| __init__.py  # import, does nothing
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| __main__.py  # -m, starts IDLE
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| idle.bat
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| idle.py
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| idle.pyw
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| 
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| Implementation
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| --------------
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| autocomplete.py   # Complete attribute names or filenames.
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| autocomplete_w.py # Display completions.
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| autoexpand.py     # Expand word with previous word in file.
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| browser.py        # Create module browser window.
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| calltip_w.py      # Display calltip.
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| calltips.py       # Create calltip text.
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| codecontext.py    # Show compound statement headers otherwise not visible.
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| colorizer.py      # Colorize text (nim)
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| config.py         # Load, fetch, and save configuration (nim).
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| configdialog.py   # Display user configuration dialogs.
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| config_help.py    # Specify help source in configdialog.
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| config_key.py     # Change keybindings.
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| dynoption.py      # Define mutable OptionMenu widget (nim).
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| debugobj.py       # Define class used in stackviewer.
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| debugobj_r.py     # Communicate objects between processes with rpc (nim).
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| debugger.py       # Debug code run from shell or editor; show window.
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| debugger_r.py     # Debug code run in remote process.
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| delegator.py      # Define base class for delegators (nim).
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| editor.py         # Define most of editor and utility functions.
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| filelist.py       # Open files and manage list of open windows (nim).
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| grep.py           # Find all occurrences of pattern in multiple files.
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| help.py           # Display IDLE's html doc.
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| help_about.py     # Display About IDLE dialog.
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| history.py        # Get previous or next user input in shell (nim)
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| hyperparser.py    # Parse code around a given index.
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| iomenu.py         # Open, read, and write files
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| macosx.py         # Help IDLE run on Macs (nim).
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| mainmenu.py       # Define most of IDLE menu.
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| multicall.py      # Wrap tk widget to allow multiple calls per event (nim).
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| outwin.py         # Create window for grep output.
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| paragraph.py      # Re-wrap multiline strings and comments.
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| parenmatch.py     # Match fenceposts: (), [], and {}.
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| pathbrowser.py    # Create path browser window.
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| percolator.py     # Manage delegator stack (nim).
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| pyparse.py        # Give information on code indentation
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| pyshell.py        # Start IDLE, manage shell, complete editor window
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| query.py          # Query user for information
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| redirector.py     # Intercept widget subcommands (for percolator) (nim).
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| replace.py        # Search and replace pattern in text.
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| rpc.py            # Communicate between idle and user processes (nim).
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| rstrip.py         # Strip trailing whitespace.
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| run.py            # Manage user code execution subprocess.
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| runscript.py      # Check and run user code.
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| scrolledlist.py   # Define scrolledlist widget for IDLE (nim).
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| search.py         # Search for pattern in text.
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| searchbase.py     # Define base for search, replace, and grep dialogs.
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| searchengine.py   # Define engine for all 3 search dialogs.
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| stackviewer.py    # View stack after exception.
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| statusbar.py      # Define status bar for windows (nim).
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| tabbedpages.py    # Define tabbed pages widget (nim).
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| textview.py       # Define read-only text widget (nim).
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| tree.py           # Define tree widget, used in browsers (nim).
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| undo.py           # Manage undo stack.
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| windows.py        # Manage window list and define listed top level.
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| zoomheight.py     # Zoom window to full height of screen.
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| 
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| Configuration
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| -------------
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| config-extensions.def # Defaults for extensions
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| config-highlight.def  # Defaults for colorizing
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| config-keys.def       # Defaults for key bindings
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| config-main.def       # Defaults for font and general tabs
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| 
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| Text
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| ----
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| CREDITS.txt  # not maintained, displayed by About IDLE
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| HISTORY.txt  # NEWS up to July 2001
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| NEWS.txt     # commits, displayed by About IDLE
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| README.txt   # this file, displayed by About IDLE
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| TODO.txt     # needs review
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| extend.txt   # about writing extensions
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| help.html    # copy of idle.html in docs, displayed by IDLE Help
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| 
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| Subdirectories
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| --------------
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| Icons        # small image files
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| idle_test    # files for human test and automated unit tests
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| 
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| Unused and Deprecated files and objects (nim)
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| ---------------------------------------------
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| tooltip.py # unused
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| 
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| 
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| 
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| IDLE MENUS
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| Top level items and most submenu items are defined in mainmenu.
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| Extensions add submenu items when active.  The names given are
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| found, quoted, in one of these modules, paired with a '<<pseudoevent>>'.
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| Each pseudoevent is bound to an event handler.  Some event handlers
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| call another function that does the actual work.  The annotations below
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| are intended to at least give the module where the actual work is done.
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| 'eEW' = editor.EditorWindow
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| 
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| File
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|   New File         # eEW.new_callback
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|   Open...          # iomenu.open
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|   Open Module      # eEw.open_module
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|   Recent Files
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|   Class Browser    # eEW.open_class_browser, browser.ClassBrowser
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|   Path Browser     # eEW.open_path_browser, pathbrowser
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|   ---
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|   Save             # iomenu.save
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|   Save As...       # iomenu.save_as
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|   Save Copy As...  # iomenu.save_a_copy
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|   ---
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|   Print Window     # iomenu.print_window
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|   ---
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|   Close            # eEW.close_event
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|   Exit             # flist.close_all_callback (bound in eEW)
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| 
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| Edit
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|   Undo             # undodelegator
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|   Redo             # undodelegator
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|   ---              # eEW.right_menu_event
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|   Cut              # eEW.cut
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|   Copy             # eEW.copy
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|   Paste            # eEW.past
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|   Select All       # eEW.select_all (+ see eEW.remove_selection)
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|   ---              # Next 5 items use searchengine; dialogs use searchbase
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|   Find             # eEW.find_event, search.SearchDialog.find
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|   Find Again       # eEW.find_again_event, sSD.find_again
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|   Find Selection   # eEW.find_selection_event, sSD.find_selection
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|   Find in Files... # eEW.find_in_files_event, grep
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|   Replace...       # eEW.replace_event, replace.ReplaceDialog.replace
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|   Go to Line       # eEW.goto_line_event
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|   Show Completions # autocomplete extension and autocompleteWidow (&HP)
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|   Expand Word      # autoexpand extension
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|   Show call tip    # Calltips extension and CalltipWindow (& Hyperparser)
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|   Show surrounding parens  # parenmatch (& Hyperparser)
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| 
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| Shell  # pyshell
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|   View Last Restart    # pyshell.PyShell.view_restart_mark
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|   Restart Shell        # pyshell.PyShell.restart_shell
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|   Interrupt Execution  # pyshell.PyShell.cancel_callback
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| 
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| Debug (Shell only)
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|   Go to File/Line
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|   debugger         # debugger, debugger_r, PyShell.toggle_debugger
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|   Stack Viewer     # stackviewer, PyShell.open_stack_viewer
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|   Auto-open Stack Viewer  # stackviewer
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| 
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| Format (Editor only)
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|   Indent Region    # eEW.indent_region_event
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|   Dedent Region    # eEW.dedent_region_event
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|   Comment Out Reg. # eEW.comment_region_event
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|   Uncomment Region # eEW.uncomment_region_event
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|   Tabify Region    # eEW.tabify_region_event
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|   Untabify Region  # eEW.untabify_region_event
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|   Toggle Tabs      # eEW.toggle_tabs_event
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|   New Indent Width # eEW.change_indentwidth_event
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|   Format Paragraph # paragraph extension
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|   ---
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|   Strip tailing whitespace  # rstrip extension
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| 
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| Run (Editor only)
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|   Python Shell     # pyshell
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|   ---
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|   Check Module     # runscript
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|   Run Module       # runscript
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| 
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| Options
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|   Configure IDLE   # eEW.config_dialog, configdialog
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|     (tabs in the dialog)
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|     Font tab       # config-main.def
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|     Highlight tab  # query, config-highlight.def
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|     Keys tab       # query, config_key, config_keys.def
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|     General tab    # config_help, config-main.def
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|     Extensions tab # config-extensions.def, corresponding .py
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|   ---
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|   Code Context (ed)# codecontext extension
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| 
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| Window
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|   Zoomheight       # zoomheight extension
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|   ---
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|   <open windows>   # windows
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| 
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| Help
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|   About IDLE       # eEW.about_dialog, help_about.AboutDialog
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|   ---
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|   IDLE Help        # eEW.help_dialog, helpshow_idlehelp
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|   Python Doc       # eEW.python_docs
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|   Turtle Demo      # eEW.open_turtle_demo
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|   ---
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|   <other help sources>
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| 
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| <Context Menu> (right click)
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|   Defined in editor, PyShelpyshellut
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|     Cut
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|     Copy
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|     Paste
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|     ---
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|     Go to file/line (shell and output only)
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|     Set Breakpoint (editor only)
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|     Clear Breakpoint (editor only)
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|   Defined in debugger
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|     Go to source line
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|     Show stack frame
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| 
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| <No menu>
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| Center Insert      # eEW.center_insert_event
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| 
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| 
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| CODE STYLE -- Generally PEP 8.
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| 
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| import
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| ------
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| Put import at the top, unless there is a good reason otherwise.
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| PEP 8 says to group stdlib, 3rd-party dependencies, and package imports.
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| For idlelib, the groups are general stdlib, tkinter, and idlelib.
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| Sort modules within each group, except that tkinter.ttk follows tkinter.
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| Sort 'from idlelib import mod1' and 'from idlelib.mod2 import object'
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| together by module, ignoring within module objects.
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| Put 'import __main__' after other idlelib imports.
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| 
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| Imports only needed for testing are put not at the top but in an
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| htest function def or "if __name__ == '__main__'" clause.
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| 
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| Within module imports like "from idlelib.mod import class" may cause
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| circular imports to deadlock.  Even without this, circular imports may
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| require at least one of the imports to be delayed until a function call.
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